<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        .line {
            border: 1px solid blue;

        }
        .line img {
            vertical-align: middle;
        }
        .line2 {
            border: 1px solid blue;

        }
        .line2 span {
            display: inline-block;
            width: 39px;
            height: 34px;
            background-image: url("image/6.png");
            background-position: 0 -3px;
            vertical-align: middle;
            background-repeat: no-repeat;
        }
        .line3 {
            border: 1px solid blue;
            height: 50px;
            line-height: 50px;

        }
        .line3 span {
            display: inline-block;
            width: 39px;
            height: 34px;
            background-image: url("image/6.png");
            background-position: 0 -3px;
            vertical-align: middle;
            background-repeat: no-repeat;
        }
        .line3 i {
            font-style: normal;
            vertical-align: middle;
        }
    </style>
</head>
<body>
<div class="line">
   <img src="image/6.png"><img src="image/6.png"><img src="image/6.png"> 你好WEB
</div>
<div class="line2">
   <span></span> 你好WEB
</div>
<div class="line3">
   <span></span> <i>你好WEB</i>
</div>
</body>
</html>